Summary statistics for g2_c2_24 variable in hosp_rollup2552_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g2_c2_24 | 2,173 1.20e+07 7.24e+07 -7.02e+07 2.91e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018